If V₁ is the jet velocity and V₀ is the vehicle velocity, then the propulsive efficiency of a rocket is given by

V₀/V₁)/ [1 + (V₀/V₁)²]

2(V₀/V₁)]/ [1 + (V₀/V₁)²]

If V₁ is the jet velocity and V₀ is the vehicle velocity, then the

1.	If V₁ is the jet velocity and V₀ is the vehicle velocity, then the propulsive efficiency of a rocket is given by
A.	2(V₀/V₁)]/ [1 + (V₀/V₁)²]
B.	V₀/V₁)/ [1 + (V₀/V₁)²]
C.	₀/(V₀+ V₁)
D.	₁/(V₀+ V₁)
Answer» B. V₀/V₁)/ [1 + (V₀/V₁)²]